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Debian Security Bug TrackerDEBIANCVE:CVE-2023-31102HistoryNov 03, 2023 - 4:15 a.m.
CVE-2023-31102
2023-11-0304:15:20
Debian Security Bug Tracker
security-tracker.debian.org
99
cve-2023-31102
7-zip
integer underflow
ppmd7.c
7z archive
unix
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.4 High
AI Score
Confidence
High
0.0005 Low
EPSS
Percentile
17.8%
Ppmd7.c in 7-Zip before 23.00 allows an integer underflow and invalid read operation via a crafted 7Z archive.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | 7zip | <= 22.01+dfsg-8 | 7zip_22.01+dfsg-8_all.deb |
| Debian | 999 | all | 7zip | < 23.01+dfsg-1 | 7zip_23.01+dfsg-1_all.deb |
| Debian | 13 | all | 7zip | < 23.01+dfsg-1 | 7zip_23.01+dfsg-1_all.deb |
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7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.4 High
AI Score
Confidence
High
0.0005 Low
EPSS
Percentile
17.8%
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