CVE-2023-26496

criticalpriority · attend · 47EPSS 0.214 · 98 %ileDEEUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

21.4% (98th) EPSS

CVSS 9.8 · critical

Is it mine?

7 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-23

An issue was discovered in Samsung Baseband Modem Chipset for Exynos Modem 5123, Exynos Modem 5300, Exynos 980, Exynos 1080, and Exynos Auto T5124. Memory corruption can occur due to improper checking of the parameter length while parsing the fmtp attribute in the SDP (Session Description Protocol) module.

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⚠ sources disagree · high–critical · 8.6–9.8

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

v3.18.6highCVSS:3.1/AC:L/AV:N/A:H/C:L/I:L/PR:N/S:U/UI:Nsecondary · ENISA EU

v3.18.6highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Hsecondary · cve@mitre.org USexploitability 3.9 · impact 4.7

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-787USprimary

affected products (7)

Products and version ranges known to be affected.

Samsung Exynosall versionscert_bundDEcpe:/h:samsung:exynos:-
n/a n/a≤ n/aenisa_euvdEU
samsung exynos 1080 firmwareall versionsnvdUScpe:2.3:o:samsung:exynos_1080_firmware:*:*:*:*:*:*:*:*
samsung exynos 980 firmwareall versionsnvdUScpe:2.3:o:samsung:exynos_980_firmware:*:*:*:*:*:*:*:*
samsung exynos auto t5123 firmwareall versionsnvdUScpe:2.3:o:samsung:exynos_auto_t5123_firmware:*:*:*:*:*:*:*:*
samsung exynos modem 5123 firmwareall versionsnvdUScpe:2.3:o:samsung:exynos_modem_5123_firmware:*:*:*:*:*:*:*:*
samsung exynos modem 5300 firmwareall versionsnvdUScpe:2.3:o:samsung:exynos_modem_5300_firmware:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0702Samsung Exynos-Chipsätze: Mehrere Schwachstellen ermöglichen CodeausführungDeutsch2023-03-20csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Samsung Exynos-Chipsätzen ausnutzen, um beliebigen Programmcode auszuführen.
PUB-A-2744650282023-03-01vendor · osvUS
In TBD of TBD, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv cert_bund nvd NVD CVE.org MITRE

published 2023-03-23modified 2026-06-17

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+16028 more

references (10)

External citations — patches, advisories, analysis.

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