Lucene search

Ubuntu.comUB:CVE-2020-19491

HistoryJul 21, 2021 - 12:00 a.m.

CVE-2020-19491

2021-07-2100:00:00

ubuntu.com

memory access bug

cgif.c

unix

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

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

AI Score

7.4

Confidence

High

EPSS

0.001

Percentile

33.4%

JSON

There is an invalid memory access bug in cgif.c that leads to a
Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial
of service or possibly unspecified other impact.

OSVersionArchitecturePackageVersionFilename
ubuntu14.04noarchsam2p< anyUNKNOWN
ubuntu16.04noarchsam2p< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	14.04	noarch	sam2p	< any	UNKNOWN
ubuntu	16.04	noarch	sam2p	< any	UNKNOWN

References

github.com/pts/sam2p/commit/1d62cf8964bfcafa6561c4c3bb66d4aa4c529a73

github.com/pts/sam2p/issues/67

launchpad.net/bugs/cve/CVE-2020-19491

nvd.nist.gov/vuln/detail/CVE-2020-19491

security-tracker.debian.org/tracker/CVE-2020-19491

www.cve.org/CVERecord?id=CVE-2020-19491

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

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

AI Score

7.4

Confidence

High

EPSS

0.001

Percentile

33.4%

JSON

Related for UB:CVE-2020-19491