CVE-2015-1396

A Directory Traversal vulnerability exists in the GNU patch before 2.7.4. A remote attacker can write to arbitrary files via a symlink attack in a patch file. NOTE: this issue exists because of an incomplete fix for CVE-2015-1196.

Published: 2019-11-25 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2015-1396 is rated Moderate Risk (59.9/100): CVSS High severity, with medium exploitation likelihood (EPSS 3.22%). Review affected assets and schedule 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-2015-1396

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 2026-06-15 3.66% 3.22% -0.44%
2 2025-04-06 12.40% 3.66% -8.73%
3 2025-03-30 — 12.40% —

Full EPSS history (10 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-1396

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N 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:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 3.6 [email protected]
6.4 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:P 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:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 4.9 [email protected]

Weakness enumeration for CVE-2015-1396

OS Trackers for CVE-2015-1396

vendor priority summary link
debian not yet assigned CVE-2015-1396 not yet assigned priority: Debian including 1 source packages (patch), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2015-1396
redhat medium — https://access.redhat.com/security/cve/CVE-2015-1396
suse high CVE-2015-1396 severity important: SUSE including 3 source package names (patch, patch-2.7.5-7.1, patch-2.7.5-8.5.1), 19 product×package rows across 19 product lines (Image SLES12-SP5-SAP-Azure-VLI-BYOS-Production, SUSE Linux Enterprise Desktop 11 SP3, … (19 product lines)): Fixed 16, Known Not Affected 3. https://www.suse.com/security/cve/CVE-2015-1396/
ubuntu medium CVE-2015-1396 medium priority: Ubuntu including 1 source packages (patch), 6 status rows across 6 suites (lucid, precise, trusty, upstream, utopic, vivid): released 4, not-affected 2. https://ubuntu.com/security/CVE-2015-1396

Affected software / configurations for CVE-2015-1396

Vendor Product Version Raw CPE
gnu patch < 2.7.4 cpe:2.3:a:gnu:patch:*:*:*:*:*:*:*:*
debian debian_linux 8.0 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
debian debian_linux 9.0 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
debian debian_linux 10.0 cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
debian debian_linux 11.0 cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

References for CVE-2015-1396

cvelogic Threat Intelligence