CVE-2023-40359

criticalpriority · track · 39EPSS 0.009 · 58 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.85% (58th) EPSS

CVSS 9.8 · critical

Is it mine?

8 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-26

xterm before 380 supports ReGIS reporting for character-set names even if they have unexpected characters (i.e., neither alphanumeric nor underscore), aka a pointer/overflow issue. This can only occur for xterm installations that are configured at compile time to use a certain experimental feature.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USCWE-120US

affected products (8)

Products and version ranges known to be affected.

SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
Xerox FreeFlow Print Server v9all versionscert_bundDEcpe:/a:xerox:freeflow_print_server:v9
n/a n/a≤ n/aenisa_euvdEU
Thomas Dickey XTerm≤ 380fstec_bduRU
АО «ИВК» Альт 8 СПall versionsfstec_bduRU
АО «НТЦ ИТ РОСА» РОСА ХРОМ≤ 12.4fstec_bduRU
ООО «Ред Софт» РЕД ОС≤ 7.3fstec_bduRU
invisible-island xterm< 380nvdUScpe:2.3:a:invisible-island:xterm:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2063xterm: Schwachstelle ermöglicht nicht spezifizierten AngriffDeutsch2023-08-14csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle in xterm ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2023-08-14modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

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