CVE-2015-6360

The encryption-processing feature in Cisco libSRTP before 1.5.3 allows remote attackers to cause a denial of service via crafted fields in SRTP packets, aka Bug ID CSCux00686.

Published: 2016-04-21 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2015-6360 is rated Moderate Risk (63.1/100): CVSS High severity, with high exploitation likelihood (EPSS 8.28%, 94th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2015-6360

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-19 8.12% 8.28% +0.15%
2 2026-06-15 18.48% 8.12% -10.36%
3 2025-11-07 — 18.48% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-6360

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.0 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
7.8 2.0 HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 6.9 [email protected]

Weakness enumeration for CVE-2015-6360

OS Trackers for CVE-2015-6360

vendor priority summary link
redhat medium — https://access.redhat.com/security/cve/CVE-2015-6360
suse high CVE-2015-6360 severity important: SUSE including 17 source package names (libsrtp-1.4.4-11.20101004cvs.el7, libsrtp-devel-1.4.4-11.20101004cvs.el7, …), 41 product×package rows across 16 product lines (SUSE Liberty Linux 7, SUSE Liberty Linux 7 LTSS, … (16 product lines)): Fixed 37, Known Not Affected 4. https://www.suse.com/security/cve/CVE-2015-6360/
ubuntu medium CVE-2015-6360 medium priority: Ubuntu including 1 source packages (srtp), 5 status rows across 5 suites (precise, trusty, upstream, vivid, wily): not-affected 3, DNE 1, needed 1. https://ubuntu.com/security/CVE-2015-6360

Affected software / configurations for CVE-2015-6360

Vendor Product Version Raw CPE
cisco ios_xe 3.10s_3.10.0s cpe:2.3:o:cisco:ios_xe:3.10s_3.10.0s:*:*:*:*:*:*:*
cisco ios_xe 3.10s_3.10.1s cpe:2.3:o:cisco:ios_xe:3.10s_3.10.1s:*:*:*:*:*:*:*
cisco ios_xe 3.10s_3.10.1xbs cpe:2.3:o:cisco:ios_xe:3.10s_3.10.1xbs:*:*:*:*:*:*:*
cisco ios_xe 3.10s_3.10.2s cpe:2.3:o:cisco:ios_xe:3.10s_3.10.2s:*:*:*:*:*:*:*
cisco ios_xe 3.10s_3.10.2ts cpe:2.3:o:cisco:ios_xe:3.10s_3.10.2ts:*:*:*:*:*:*:*
cisco ios_xe 3.10s_3.10.4s cpe:2.3:o:cisco:ios_xe:3.10s_3.10.4s:*:*:*:*:*:*:*
cisco ios_xe 3.10s_3.10.5s cpe:2.3:o:cisco:ios_xe:3.10s_3.10.5s:*:*:*:*:*:*:*
cisco ios_xe 3.10s_3.10.6s cpe:2.3:o:cisco:ios_xe:3.10s_3.10.6s:*:*:*:*:*:*:*
cisco ios_xe 3.10s_3.10.7s cpe:2.3:o:cisco:ios_xe:3.10s_3.10.7s:*:*:*:*:*:*:*
cisco ios_xe 3.11s_3.11.0s cpe:2.3:o:cisco:ios_xe:3.11s_3.11.0s:*:*:*:*:*:*:*
cisco ios_xe 3.11s_3.11.1s cpe:2.3:o:cisco:ios_xe:3.11s_3.11.1s:*:*:*:*:*:*:*
cisco ios_xe 3.11s_3.11.2s cpe:2.3:o:cisco:ios_xe:3.11s_3.11.2s:*:*:*:*:*:*:*
cisco ios_xe 3.11s_3.11.3s cpe:2.3:o:cisco:ios_xe:3.11s_3.11.3s:*:*:*:*:*:*:*
cisco ios_xe 3.11s_3.11.4s cpe:2.3:o:cisco:ios_xe:3.11s_3.11.4s:*:*:*:*:*:*:*
cisco ios_xe 3.13s_3.13.0s cpe:2.3:o:cisco:ios_xe:3.13s_3.13.0s:*:*:*:*:*:*:*
cisco ios_xe 3.13s_3.13.1s cpe:2.3:o:cisco:ios_xe:3.13s_3.13.1s:*:*:*:*:*:*:*
cisco ios_xe 3.13s_3.13.4s cpe:2.3:o:cisco:ios_xe:3.13s_3.13.4s:*:*:*:*:*:*:*
cisco ios_xe 3.14s_3.14.0s cpe:2.3:o:cisco:ios_xe:3.14s_3.14.0s:*:*:*:*:*:*:*
cisco ios_xe 3.15s_3.15.1s cpe:2.3:o:cisco:ios_xe:3.15s_3.15.1s:*:*:*:*:*:*:*
cisco ios_xe 3.15s_3.15.2s cpe:2.3:o:cisco:ios_xe:3.15s_3.15.2s:*:*:*:*:*:*:*
cisco webex_meeting_center base cpe:2.3:a:cisco:webex_meeting_center:base:*:*:*:*:*:*:*
cisco dx_series_ip_phones_firmware 9.3\(2\) cpe:2.3:o:cisco:dx_series_ip_phones_firmware:9.3\(2\):*:*:*:*:*:*:*
cisco ip_phone_7800_series_firmware 10.3\(1\) cpe:2.3:o:cisco:ip_phone_7800_series_firmware:10.3\(1\):*:*:*:*:*:*:*
cisco ip_phone_8800_series_firmware 10.3\(2\) cpe:2.3:o:cisco:ip_phone_8800_series_firmware:10.3\(2\):*:*:*:*:*:*:*
cisco ip_phone_8800_series_firmware 11.0\(1\) cpe:2.3:o:cisco:ip_phone_8800_series_firmware:11.0\(1\):*:*:*:*:*:*:*
cisco unified_ip_phone_6900_series_firmware 9.3\(2\) cpe:2.3:o:cisco:unified_ip_phone_6900_series_firmware:9.3\(2\):*:*:*:*:*:*:*
cisco unified_ip_phone_7900_series_firmware 9.9\(9.99001.1\) cpe:2.3:o:cisco:unified_ip_phone_7900_series_firmware:9.9\(9.99001.1\):*:*:*:*:*:*:*
cisco unified_ip_phone_7900_series_firmware 9.9_base cpe:2.3:o:cisco:unified_ip_phone_7900_series_firmware:9.9_base:*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.0\(1\)sr1 cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.0\(1\)sr1:*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.0\(3\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.0\(3\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.0\(4\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.0\(4\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.1\(1\)sr1 cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.1\(1\)sr1:*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.1\(2\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.1\(2\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.2\(1\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.2\(1\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.2\(2\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.2\(2\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.2\(2\)sr1 cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.2\(2\)sr1:*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.2\(3\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.2\(3\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.2\(4\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.2\(4\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.3\(1\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.3\(1\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.3\(2\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.3\(2\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.3\(2\)sr1 cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.3\(2\)sr1:*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.3\(4\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.3\(4\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.4\(1\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.4\(1\):*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.4\(1\)sr1 cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.4\(1\)sr1:*:*:*:*:*:*:*
cisco unified_ip_phone_8900_series_firmware 9.4\(2\) cpe:2.3:o:cisco:unified_ip_phone_8900_series_firmware:9.4\(2\):*:*:*:*:*:*:*
cisco unified_wireless_ip_phone_7920_firmware 1.0\(5\) cpe:2.3:o:cisco:unified_wireless_ip_phone_7920_firmware:1.0\(5\):*:*:*:*:*:*:*
cisco unified_wireless_ip_phone_7920_firmware 1.0\(6\) cpe:2.3:o:cisco:unified_wireless_ip_phone_7920_firmware:1.0\(6\):*:*:*:*:*:*:*
cisco unified_wireless_ip_phone_7920_firmware 1.0\(7\) cpe:2.3:o:cisco:unified_wireless_ip_phone_7920_firmware:1.0\(7\):*:*:*:*:*:*:*
cisco unified_wireless_ip_phone_7920_firmware 1.0\(8\) cpe:2.3:o:cisco:unified_wireless_ip_phone_7920_firmware:1.0\(8\):*:*:*:*:*:*:*
cisco unified_wireless_ip_phone_7920_firmware 1.0\(9\) cpe:2.3:o:cisco:unified_wireless_ip_phone_7920_firmware:1.0\(9\):*:*:*:*:*:*:*
cisco unified_wireless_ip_phone_7920_firmware 1.0_base cpe:2.3:o:cisco:unified_wireless_ip_phone_7920_firmware:1.0_base:*:*:*:*:*:*:*
cisco unified_wireless_ip_phone_7920_firmware 2.0_base cpe:2.3:o:cisco:unified_wireless_ip_phone_7920_firmware:2.0_base:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.1.0.104 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.1.0.104:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.0.45 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.0.45:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.1 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.1:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.1.11 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.1.11:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.2 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.2:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.2.9 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.2.9:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.2.10 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.2.10:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.2.12 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.2.12:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.2.16 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.2.16:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.2.17 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.2.17:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.3 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.3:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.4 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.4:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.4.1 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.4.1:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.4.4 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.4.4:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.13 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.13:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.22 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.22:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.26 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.26:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.33 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.33:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.40 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.40:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.41 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.41:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.46 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.46:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.48 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.48:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.50 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.50:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.52 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.52:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.55 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.55:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.2.5.57 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.2.5.57:*:*:*:*:*:*:*
cisco adaptive_security_appliance_software 8.3.1 cpe:2.3:o:cisco:adaptive_security_appliance_software:8.3.1:*:*:*:*:*:*:*

References for CVE-2015-6360

cvelogic Threat Intelligence