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Vahagn Vardanian

Co-founder and CTO of RedRays

Potential Exposure to Digital Signature Spoofing, SAP security note 2067859

Description

An attacker can misuse versions of SAP Cryptographic Libraries used by SAP NetWeaver Application Server (SAP NetWeaver AS) for ABAP and SAP HANA applications to spoof digital signatures.

Available fix and Supported packages

  • HDB | 1.00 | 1.00
  • HDB | 1.50 | 1.50
  • KRNL32NUC | 4.6DEXT | 4.6DEX2
  • KRNL32NUC | 6.20 | 6.20
  • KRNL32NUC | 6.40 | 6.40EX2
  • KRNL32NUC | 7.00 | 7.01
  • KRNL32NUC | 7.10 | 7.20
  • KRNL32NUC | 7.20EXT | 7.20EXT
  • KRNL32NUC | 7.21 | 7.21
  • KRNL32NUC | 7.21EXT | 7.21EXT
  • KRNL32NUC | 7.22 | 7.22
  • KRNL32NUC | 7.22EXT | 7.22EXT
  • KRNL32UC | 6.20 | 6.20
  • KRNL32UC | 6.40 | 6.40EX2
  • KRNL32UC | 7.00 | 7.01
  • KRNL32UC | 7.10 | 7.20
  • KRNL32UC | 7.20EXT | 7.20EXT
  • KRNL32UC | 7.21 | 7.21
  • KRNL32UC | 7.21EXT | 7.21EXT
  • KRNL32UC | 7.22 | 7.22
  • COMMONCRYPTOLIB 8 | SP003 | 008430
  • SAP KERNEL 7.20 32-BIT | SP712 | 000712
  • SAP KERNEL 7.20 32-BIT UNICODE | SP712 | 000712
  • SAP KERNEL 7.20 64-BIT | SP712 | 000712
  • SAP KERNEL 7.20 64-BIT UNICODE | SP712 | 000712
  • SAP KERNEL 7.20 EXT 32-BIT | SP712 | 000712
  • SAP KERNEL 7.20 EXT 32-BIT UC | SP712 | 000712
  • SAP KERNEL 7.20 EXT 64-BIT | SP712 | 000712
  • SAP KERNEL 7.20 EXT 64-BIT UC | SP712 | 000712
  • SAP KERNEL 7.21 32-BIT | SP328 | 000328
  • SAP KERNEL 7.21 32-BIT UNICODE | SP328 | 000328
  • SAP KERNEL 7.21 64-BIT | SP328 | 000328
  • SAP KERNEL 7.21 64-BIT UNICODE | SP328 | 000328
  • SAP KERNEL 7.38 64-BIT | SP067 | 000067
  • SAP KERNEL 7.38 64-BIT UNICODE | SP067 | 000067
  • SAP KERNEL 7.40 64-BIT | SP088 | 000088
  • SAP KERNEL 7.40 64-BIT UNICODE | SP088 | 000088
  • SAP KERNEL 7.41 64-BIT | SP110 | 000110
  • SAP KERNEL 7.41 64-BIT UNICODE | SP110 | 000110
  • SAP KERNEL 7.42 64-BIT | SP022 | 000022
  • SAP KERNEL 7.42 64-BIT UNICODE | SP022 | 000022

Affected component

    BC-SEC
    Security – Read KBA 2985997 for subcomponents

CVSS

Score: 0

PoC

Detailed vulnerability information added to RedRays Security Platform. Contact [email protected] for details.

URL

https://launchpad.support.sap.com/#/notes/2067859

TAGS

#Spoofing-of-digital-signatures
#SAP-Cryptographic-Library
#digital-signatures

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