HOMEVULNERABILITIESCVE-2023-49583
CRITICAL

CVE-2023-49583

CWE-749Published: December 12, 2023· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

SAP BTP Security Services Integration Library ([Node.js] @sap/xssec - versions < 3.6.0, allow under certain conditions an escalation of privileges. On successful exploitation, an unauthenticated attacker can obtain arbitrary permissions within the application.

NVD Source

Technical Analysis

CVE-2023-49583 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

SAP1 product(s)
\@sap\/xssec
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://blogs.sap.com/2023/12/12/unveiling-critical-security-updates-sap-btp-security-note-3411067/
ADVISORYhttps://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html
ADVISORYhttps://blogs.sap.com/2023/12/12/unveiling-critical-security-updates-sap-btp-security-note-3411067/
ADVISORYhttps://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html

All References (12)

→
https://blogs.sap.com/2023/12/12/unveiling-critical-security-updates-sap-btp-security-note-3411067/Vendor Advisory
→
https://me.sap.com/notes/3411067Permissions Required
→
https://me.sap.com/notes/3412456
→
https://me.sap.com/notes/3413475
→
https://www.npmjs.com/package/@sap/xssecProduct
→
https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.htmlVendor Advisory
→
https://blogs.sap.com/2023/12/12/unveiling-critical-security-updates-sap-btp-security-note-3411067/Vendor Advisory
→
https://me.sap.com/notes/3411067Permissions Required
→
https://me.sap.com/notes/3412456
→
https://me.sap.com/notes/3413475
→
https://www.npmjs.com/package/@sap/xssecProduct
→
https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.htmlVendor Advisory

Quick Facts

CVE IDCVE-2023-49583
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-749
CISA KEVNo
Affected1 vendor(s)
PublishedDec 12, 2023

Related CVEs (CWE-749)

CVE-2019-18342
9.9
CVE-2026-55454
9.9
CVE-2026-30921
9.9
CVE-2026-30957
9.9
CVE-2023-51573
9.8
CVE-2021-26614
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-49583 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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