vulnwire
7.5high

CVE-2018-17455

An issue was discovered in GitLab Enterprise Edition before 11.1.7, 11.2.x before 11.2.4, and 11.3.x before 11.3.1.

Published 3 y ago · modified 4 mo ago · JSON

CVSS
7.5
v3.1 · CNA
CISA KEV
No
not known exploited
EPSS
0.6%
percentile 50%
Public exploits
0
none known

An issue was discovered in GitLab Enterprise Edition before 11.1.7, 11.2.x before 11.2.4, and 11.3.x before 11.3.1. Attackers could obtain sensitive information about group names, avatars, LDAP settings, and descriptions via an insecure direct object reference to the "merge request approvals" feature.

CISA SSVC assessment

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
20 mo ago

Exploit prediction (EPSS)

0.62% probability of exploitation in the next 30 days, higher than 50% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
CISA ADP3.17.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD3.17.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA3.17.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Classification

Weakness
  • CWE-639 Authorization Bypass Through User-Controlled Key
Technology feeds
GitLab (RSS, critical only)

References

  • about.gitlab.com /blog/categories/releases/ · x_transferred
  • about.gitlab.com /releases/2018/10/01/security-release-gitlab-11-dot-3-dot-1-released/ · x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.