CVE-2018-1077

Spacewalk 2.6 contains an API which has an XXE flaw allowing for the disclosure of potentially sensitive information from the server.

Published: 2018-03-14 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2018-1077 is rated Moderate Risk (52.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.08%). 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-2018-1077

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 0.23% 1.08% +0.85%
2 2025-03-30 0.46% 0.23% -0.22%
3 2025-03-29 — 0.46% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2018-1077

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:H/I:N/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:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 3.6 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N 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:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2018-1077

OS Trackers for CVE-2018-1077

vendor priority summary link
redhat medium — https://access.redhat.com/security/cve/CVE-2018-1077
suse medium CVE-2018-1077 severity moderate: SUSE including 390 source package names (amazon/suse-sles-15-sp1-chost-byos-v20210304-hvm-ssd-x86_64, amazon/suse-sles-15-sp1-chost-byos-v20220127-hvm-ssd-x86_64, …), 476 product×package rows across 12 product lines (SUSE Manager Proxy Module 4.0, SUSE Manager Proxy Module 4.2, … (12 product lines)): Known Affected 231, Fixed 123, Known Not Affected 122. https://www.suse.com/security/cve/CVE-2018-1077/

Affected software / configurations for CVE-2018-1077

Vendor Product Version Raw CPE
redhat spacewalk 2.6 cpe:2.3:a:redhat:spacewalk:2.6:*:*:*:*:*:*:*
redhat satellite 5.0 cpe:2.3:a:redhat:satellite:5.0:*:*:*:*:*:*:*

References for CVE-2018-1077

URL Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1555429 Issue Tracking Third Party Advisory
cvelogic Threat Intelligence