CVE-2023-44312 | Apache ServiceComb Service-Center: attacker can query all environment variables of the service-center server

Exposure of Sensitive Information to an Unauthorized Actor in Apache ServiceComb Service-Center.This issue affects Apache ServiceComb Service-Center before 2.1.0 (include). Users are recommended to upgrade to version 2.2.0, which fixes the issue.

Published: 2024-01-31 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2023-44312 is rated Moderate Risk (42.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.81%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2023-44312

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.06% 0.81% +0.75%
2 2026-03-24 0.04% 0.06% +0.02%
3 2025-11-21 — 0.04% —

Full EPSS history (10 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2023-44312

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.8 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 1.4 [email protected]
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 3.6 [email protected]

Weakness enumeration for CVE-2023-44312

GitHub Security Advisory for CVE-2023-44312

GHSA-r8xp-52mq-rmm8 · Severity: medium · Ecosystem: go — Apache ServiceComb Service-Center Exposure of Sensitive Information to an Unauthorized Actor vulnerability

Affected software / configurations for CVE-2023-44312

Vendor Product Version Raw CPE
apache servicecomb < 2.2.0 cpe:2.3:a:apache:servicecomb:*:*:*:*:*:*:*:*

References for CVE-2023-44312

URL Tags
http://www.openwall.com/lists/oss-security/2024/01/31/5 Mailing List Third Party Advisory
https://lists.apache.org/thread/dkvlgnrmc17qzjdy9k0cr60wpzcssk1s Mailing List Third Party Advisory
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