Out-of-bounds Write Affecting haproxy package, versions <2.0.13-2


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
2.75% (91st percentile)

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  • Snyk IDSNYK-DEBIAN11-HAPROXY-564254
  • published2 Apr 2020
  • disclosed2 Apr 2020

Introduced: 2 Apr 2020

CVE-2020-11100  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Debian:11 haproxy to version 2.0.13-2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream haproxy package and not the haproxy package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

In hpack_dht_insert in hpack-tbl.c in the HPACK decoder in HAProxy 1.8 through 2.x before 2.1.4, a remote attacker can write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution.

CVSS Scores

version 3.1