MediaTek MT8797 ril out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in MediaTek MT6739, MT6761, MT6762, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8321, MT8385, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8791T and MT8797 and classified as critical. The impacted element is an unknown function of the component ril. Performing a manipulation results in out-of-bounds write. This vulnerability was named CVE-2023-20615. The attack needs to be approached locally. There is no available exploit. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability classified as critical has been found in MediaTek MT6739, MT6761, MT6762, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8321, MT8385, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8791T and MT8797 (Chip Software). This affects an unknown part of the component ril. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In ril, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07629572; Issue ID: ALPS07629572.

The weakness was presented 02/06/2023 as ALPS07629572. The advisory is shared at corp.mediatek.com. This vulnerability is uniquely identified as CVE-2023-20615 since 10/28/2022. Neither technical details nor an exploit are publicly available.

Applying the patch ALPS07629572 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-24794). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: ALPS07629572

Timelineinfo

10/28/2022 🔍
02/06/2023 +101 days 🔍
02/06/2023 +0 days 🔍
08/26/2025 +932 days 🔍

Sourcesinfo

Advisory: ALPS07629572
Status: Confirmed

CVE: CVE-2023-20615 (🔍)
GCVE (CVE): GCVE-0-2023-20615
GCVE (VulDB): GCVE-100-220293
EUVD: 🔍

Entryinfo

Created: 02/06/2023 22:01
Updated: 08/26/2025 23:56
Changes: 02/06/2023 22:01 (41), 03/05/2023 16:15 (11), 08/26/2025 23:56 (16)
Complete: 🔍
Cache ID: 216::103

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