Vulnerability CVE-2020-36277
Published: 2021-03-11

Description:
Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c.

Type:

CWE-670

 (Always-Incorrect Control Flow Implementation)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial

 References:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21997
https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0
https://github.com/DanBloomberg/leptonica/pull/499
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