CVE-2023-28579

CVE-2023-28579 is a medium-severity vulnerability in Qualcomm Fastconnect 6900 Firmware with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

• Severity: Medium (CVSS 3.x base score 6.7)
• EPSS exploit prediction: 0% (5th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-120
• Affected product: Qualcomm Fastconnect 6900 Firmware
• Published: 2023-12-05
• Last modified: 2026-06-17

Description

Memory Corruption in WLAN Host while deserializing the input PMK bytes without checking the input PMK length.

Frequently asked questions

What is CVE-2023-28579?

Memory Corruption in WLAN Host while deserializing the input PMK bytes without checking the input PMK length.

How severe is CVE-2023-28579?

CVE-2023-28579 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-28579 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28579?

CVE-2023-28579 primarily affects Qualcomm Fastconnect 6900 Firmware. In total, 34 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-28579?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-28579 published?

CVE-2023-28579 was published on 2023-12-05 and last updated on 2026-06-17.

References

• https://www.qualcomm.com/company/product-security/bulletins/december-2023-bulletin

Affected products (34)

• cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qam8295p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qcs410_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:qcs610_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:video_collaboration_vc1_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa6145p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa6150p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa6155p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8145p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8150p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8155p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8195p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sa8295p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:snapdragon_8_gen_1_mobile_platform_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sw5100_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:sw5100p_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcd9341_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn3660b_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn3680b_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn3950_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn3980_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wcn3988_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wsa8810_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wsa8815_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wsa8830_firmware:-:*:*:*:*:*:*:*
• cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Fastconnect 6900 Firmware

• CVE-2025-27034 — Critical (CVSS 9.8): Memory corruption while selecting the PLMN from SOR failed list.
• CVE-2025-21483 — Critical (CVSS 9.8): Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.
• CVE-2024-45569 — Critical (CVSS 9.8): Memory corruption while parsing the ML IE due to invalid frame content.
• CVE-2024-21473 — Critical (CVSS 9.8): Memory corruption while redirecting log file to any file location with any file name.
• CVE-2023-43553 — Critical (CVSS 9.8): Memory corruption while parsing beacon/probe response frame when AP sends more supported links in MLIE.
• CVE-2023-43552 — Critical (CVSS 9.8): Memory corruption while processing MBSSID beacon containing several subelement IE.

All CVEs affecting Qualcomm Fastconnect 6900 Firmware →

Other CWE-120 (Classic Buffer Overflow) vulnerabilities

• CVE-2025-48611 — Critical (CVSS 10.0): In DeviceId of DeviceId.java, there is a possible desync in persistence due to a missing bounds check. This could lead…
• CVE-2026-24823 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in FASTSHIFT…
• CVE-2026-24810 — Critical (CVSS 10.0): Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in rethinkdb (src/cjson modules).…
• CVE-2026-24800 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow…
• CVE-2025-9962 — Critical (CVSS 10.0): A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior…
• CVE-2010-10016 — Critical (CVSS 10.0): BS.Player version 2.57 (build 1051) contains a vulnerability in its playlist import functionality. When processing .m3u…

Browse all CWE-120 (Classic Buffer Overflow) vulnerabilities →