CVE-2020-15858 describes a Directory Traversal vulnerability in several Thales DIS (formerly Gemalto, Cinterion) wireless modules, including BGS5, EHSx, PDSx, ELS61, ELS81, and PLS62 series. A physically proximate attacker can bypass directory path access checks to the internal flash file system, potentially accessing and manipulating application-specific data, Java applications, and TLS/OTAP functionalities. This vulnerability carries a CVSSv3.1 score of 6.4 (Medium), indicating a low attack complexity with no user interaction required, but necessitates physical proximity to the device. The potential impact includes high confidentiality and integrity compromise, with low availability impact. Currently, there is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB. Despite this, the vulnerability has garnered significant community discussion and media coverage, suggesting a high level of awareness within the cybersecurity community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= rn_02.000_\/_arn_01.001.06CPE matchmatch criteria | cpe:2.3:o:thalesgroup:bgs5_firmware:*:*:*:*:*:*:*:* | ||
<= rn_04.003_\/_arn_01.000.04CPE matchmatch criteria | cpe:2.3:o:thalesgroup:ehs5_firmware:*:*:*:*:*:*:*:* | ||
<= rn_04.003_\/_arn_01.000.04CPE matchmatch criteria | cpe:2.3:o:thalesgroup:ehs8_firmware:*:*:*:*:*:*:*:* | ||
<= rn_04.003_\/_arn_01.000.04CPE matchmatch criteria | cpe:2.3:o:thalesgroup:ehs6_firmware:*:*:*:*:*:*:*:* | ||
<= rn_04.003_\/_arn_01.000.04CPE matchmatch criteria | cpe:2.3:o:thalesgroup:pds5_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.