7.8

CVE-2020-9247: huawei hima-l29c_firmware Classic Buffer Overflow

CVSS: 7.8v3.1HighModified
Published 07-12-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-9247 is a high (CVSS 7.8) Classic Buffer Overflow vulnerability in huawei hima-l29c_firmware. EPSS estimates a 0.83% chance of exploitation in the next 30 days, higher than 56.7% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (NVD)
EPSS score
0.83%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 07-12-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

There is a buffer overflow vulnerability in several Huawei products. The system does not sufficiently validate certain configuration parameter which is passed from user that would cause buffer overflow. The attacker should trick the user into installing and running a malicious application with a high privilege, successful exploit may cause code execution. Affected product include Huawei HONOR 20 PRO, Mate 20, Mate 20 Pro, Mate 20 X, P30, P30 Pro, Hima-L29C, Laya-AL00EP, Princeton-AL10B, Tony-AL00B, Yale-L61A, Yale-TL00B and YaleP-AL10B.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.83%

Chance of exploitation in the next 30 days

Percentile

57%

Versus all other CVEs

30-day change

0.00 pp

From 0.83% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.83%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Huawei18 products
  • hima-l29c_firmware≥ unspecified, < 10.1.0.273(C185E5R2P4) | ≥ unspecified, < 10.1.0.273(C636E5R2P4) | ≥ unspecified, < 10.1.0.275(C10E4R2P4) | < 10.1.0.273\(c185e5r2p4\) | < 10.1.0.273\(c636e5r2p4\) | < 10.1.0.275\(c10e4r2p4\)
  • honor_20_pro_firmware≥ unspecified, < 10.1.0.230(C432E9R5P1) | ≥ unspecified, < 10.1.0.231(C10E3R3P2) | < 10.1.0.230\(c432e9r5p1\) | < 10.1.0.231\(c10e3r3p2\)
  • huawei mate 20≥ unspecified, < 10.1.0.160(C00E160R3P8)
  • huawei mate 20 pro≥ unspecified, < 10.1.0.270(C432E7R1P5) | ≥ unspecified, < 10.1.0.270(C635E3R1P5) | ≥ unspecified, < 10.1.0.273(C185E7R2P4) | ≥ unspecified, < 10.1.0.273(C636E7R2P4) | ≥ unspecified, < 10.1.0.277(C10E7R2P4) | ≥ unspecified, < 10.1.0.277(C605E7R1P5)
  • huawei mate 20 x≥ unspecified, < 10.1.0.160(C00E160R2P8)

1 vendor · 18 products

References

1 links