Out-of-bounds Read in Python Pillow

CVE-2020-11538

In libImaging/SgiRleDecode.c in Pillow through 7.0.0, a number of out-of-bounds reads exist in the parsing of SGI image files, a different issue than CVE-2020-5311.

Vulnerability class: Buffer Overflow

EPSS: 0.025 (83.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-11538?
CVE-2020-11538 is a high-severity vulnerability in Python Pillow, classified under Out-of-bounds Read. CVSS score: 8.1/10. Published 2020-06-25.
How severe is CVE-2020-11538?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2020-11538 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.