Improper Handling of Exceptional Conditions Affecting libcurl-devel package, versions <7.60.0-3.47.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.32% (70th percentile)

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  • Snyk IDSNYK-SLES151-LIBCURLDEVEL-2669409
  • published14 Apr 2022
  • disclosed21 Jul 2021

Introduced: 21 Jul 2021

CVE-2021-22922  (opens in a new tab)
CWE-755  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 libcurl-devel to version 7.60.0-3.47.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libcurl-devel package and not the libcurl-devel package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

When curl is instructed to download content using the metalink feature, thecontents is verified against a hash provided in the metalink XML file.The metalink XML file points out to the client how to get the same contentfrom a set of different URLs, potentially hosted by different servers and theclient can then download the file from one or several of them. In a serial orparallel manner.If one of the servers hosting the contents has been breached and the contentsof the specific file on that server is replaced with a modified payload, curlshould detect this when the hash of the file mismatches after a completeddownload. It should remove the contents and instead try getting the contentsfrom another URL. This is not done, and instead such a hash mismatch is onlymentioned in text and the potentially malicious content is kept in the file ondisk.

References

CVSS Scores

version 3.1