9.1crit

CVE-2017-8807

vbf_stp_error in bin/varnishd/cache/cache_fetch.c in Varnish HTTP Cache 4.1.x before 4.1.9 and 5.x before 5.2.1 allows remote attackers to…

Published 8 y ago · modified 4 mo ago · JSON

CVSS
9.1
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
4.1%
percentile 91%
Public exploits
0
none known

Summary

vbf_stp_error in bin/varnishd/cache/cache_fetch.c in Varnish HTTP Cache 4.1.x before 4.1.9 and 5.x before 5.2.1 allows remote attackers to obtain sensitive information from process memory because a VFP_GetStorage buffer is larger than intended in certain circumstances involving -sfile Stevedore transient objects.

Exploit prediction (EPSS)

4.08% probability of exploitation in the next 30 days, higher than 91% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.19.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
NVD2.06.4AV:N/AC:L/Au:N/C:P/I:N/A:P

Affected products

  • n/a Varnish HTTP Cache 4.1.x before 4.1.9 and 5.x before 5.2.1

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

  • bugs.debian.org /881808 · x_refsource_CONFIRM, x_transferred
  • varnish-cache.org /security/VSV00002.html · x_refsource_CONFIRM, x_transferred
  • github.com /varnishcache/varnish-cache/pull/2429 · x_refsource_CONFIRM, x_transferred
  • github.com /varnishcache/varnish-cache/commit/176f8a075a963ffbfa56f1c460c15f6a1a6af5a7 · x_refsource_CONFIRM, x_transferred
  • debian.org /security/2017/dsa-4034 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • securityfocus.com /bid/101886 · vdb-entry, x_refsource_BID, 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.