5.5med
CVE-2020-27770
Due to a missing check for 0 value of `replace_extent`, it is possible for offset `p` to overflow in SubstituteString(), causing potential…
Published 5 y ago · modified 4 mo ago · JSON
CVSS
5.5
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
1.1%
percentile 67%
Public exploits
0
none known
Summary
Due to a missing check for 0 value of `replace_extent`, it is possible for offset `p` to overflow in SubstituteString(), causing potential impact to application availability. This could be triggered by a crafted input file that is processed by ImageMagick. This flaw affects ImageMagick versions prior to 7.0.8-68.
Exploit prediction (EPSS)
1.15% probability of exploitation in the next 30 days, higher than 67% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Affected products
- n/a ImageMagick
Classification
- Weakness
- CWE-190 Integer Overflow or Wraparound
References
- bugzilla.redhat.com /show_bug.cgi?id=1894691 · x_transferred
- lists.debian.org /debian-lts-announce/2021/03/msg00030.html · mailing-list, x_transferred
- lists.debian.org /debian-lts-announce/2023/03/msg00008.html · mailing-list, x_transferred
Sources
- CVE List: CVE-2020-27770
- NVD: CVE-2020-27770
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