PT-2021-6716 · Fig2Dev+3 · Fig2Dev+3

Suhwan Song · Published 2021-09-16 · Updated 2024-06-15 · CVE-2020-21534

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions fig2dev version 3.2.7b

Description The issue is related to a global buffer overflow in the get line function in read.c. This overflow is caused by copying a buffer without checking the input data, which can be exploited by a remote attacker to cause a denial of service.

Recommendations For fig2dev version 3.2.7b, consider disabling the get line function in read.c as a temporary workaround until a patch is available. Restrict access to the read.c component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2022-02079

CVE-2020-21534

DLA-2778-1

OPENSUSE-SU-2021:1439-1

OPENSUSE-SU-2021:1458-1

OPENSUSE-SU-2021:1481-1

OPENSUSE-SU-2021:3584-1

OPENSUSE-SU-2021_1439-1

OPENSUSE-SU-2021_3584-1

OPENSUSE-SU-2024:11595-1

SUSE-SU-2021:14836-1

SUSE-SU-2021:3584-1

SUSE-SU-2021:3585-1

SUSE-SU-2021_14836-1

USN-5864-1

Affected Products

Linuxmint

Suse

Ubuntu

Fig2Dev

References · 68

• 🔥 https://sourceforge.net/p/mcj/tickets/58 · Exploit
• https://osv.dev/vulnerability/USN-5864-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-32280 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2021:3584-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2021:1458-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-21534 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2021:14836-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-21534 · Security Note
• https://osv.dev/vulnerability/CVE-2020-21534 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2020-21534 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2021:1439-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-21534 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-21530 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-19555 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:11595-1 · Vendor Advisory