CVE-2018-20615

haproxy: An out-of-bounds read issue was discovered in the HTTP/2 protocol decoder in HAProxy 1.8.x and 1.9.x through 1.9.0 wh...

CVE-2018-20615 is fixed in 2 products on 1 platform, first by haproxy 1.8.8-1ubuntu0.3, released December 30, 2018. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0446
91st percentile

An out-of-bounds read issue was discovered in the HTTP/2 protocol decoder in HAProxy 1.8.x and 1.9.x through 1.9.0 which can result in a crash. The processing of the PRIORITY flag in a HEADERS frame requires 5 extra bytes, and while these bytes are skipped, the total frame length was not re-checked to make sure they were present in the frame.

Where it's fixed

ProductFixed inFixReleased
Linux
haproxy · Ubuntu 18.04.6 LTS (bionic) 1.8.8-1ubuntu0.3 haproxy 1.8.8-1ubuntu0.3 Dec 30, 2018
vim-haproxy · Ubuntu 18.04.6 LTS (bionic) 1.8.8-1ubuntu0.3 vim-haproxy 1.8.8-1ubuntu0.3 Dec 30, 2018

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